mirror of
https://github.com/renbaoshuo/S2OJ.git
synced 2024-11-06 00:08:42 +00:00
96d4a3ecf7
Due to historical reasons, the code is in subfolder "1". With SVN removal, we place the code back and remove the annoying "1" folder.
430 lines
13 KiB
HTML
430 lines
13 KiB
HTML
<!doctype html>
|
|
|
|
<title>CodeMirror: Eiffel mode</title>
|
|
<meta charset="utf-8"/>
|
|
<link rel=stylesheet href="../../doc/docs.css">
|
|
|
|
<link rel="stylesheet" href="../../lib/codemirror.css">
|
|
<link rel="stylesheet" href="../../theme/neat.css">
|
|
<script src="../../lib/codemirror.js"></script>
|
|
<script src="eiffel.js"></script>
|
|
<style>
|
|
.CodeMirror {border-top: 1px solid black; border-bottom: 1px solid black;}
|
|
.cm-s-default span.cm-arrow { color: red; }
|
|
</style>
|
|
<div id=nav>
|
|
<a href="http://codemirror.net"><img id=logo src="../../doc/logo.png"></a>
|
|
|
|
<ul>
|
|
<li><a href="../../index.html">Home</a>
|
|
<li><a href="../../doc/manual.html">Manual</a>
|
|
<li><a href="https://github.com/marijnh/codemirror">Code</a>
|
|
</ul>
|
|
<ul>
|
|
<li><a href="../index.html">Language modes</a>
|
|
<li><a class=active href="#">Eiffel</a>
|
|
</ul>
|
|
</div>
|
|
|
|
<article>
|
|
<h2>Eiffel mode</h2>
|
|
<form><textarea id="code" name="code">
|
|
note
|
|
description: "[
|
|
Project-wide universal properties.
|
|
This class is an ancestor to all developer-written classes.
|
|
ANY may be customized for individual projects or teams.
|
|
]"
|
|
|
|
library: "Free implementation of ELKS library"
|
|
status: "See notice at end of class."
|
|
legal: "See notice at end of class."
|
|
date: "$Date: 2013-01-25 11:49:00 -0800 (Fri, 25 Jan 2013) $"
|
|
revision: "$Revision: 712 $"
|
|
|
|
class
|
|
ANY
|
|
|
|
feature -- Customization
|
|
|
|
feature -- Access
|
|
|
|
generator: STRING
|
|
-- Name of current object's generating class
|
|
-- (base class of the type of which it is a direct instance)
|
|
external
|
|
"built_in"
|
|
ensure
|
|
generator_not_void: Result /= Void
|
|
generator_not_empty: not Result.is_empty
|
|
end
|
|
|
|
generating_type: TYPE [detachable like Current]
|
|
-- Type of current object
|
|
-- (type of which it is a direct instance)
|
|
do
|
|
Result := {detachable like Current}
|
|
ensure
|
|
generating_type_not_void: Result /= Void
|
|
end
|
|
|
|
feature -- Status report
|
|
|
|
conforms_to (other: ANY): BOOLEAN
|
|
-- Does type of current object conform to type
|
|
-- of `other' (as per Eiffel: The Language, chapter 13)?
|
|
require
|
|
other_not_void: other /= Void
|
|
external
|
|
"built_in"
|
|
end
|
|
|
|
same_type (other: ANY): BOOLEAN
|
|
-- Is type of current object identical to type of `other'?
|
|
require
|
|
other_not_void: other /= Void
|
|
external
|
|
"built_in"
|
|
ensure
|
|
definition: Result = (conforms_to (other) and
|
|
other.conforms_to (Current))
|
|
end
|
|
|
|
feature -- Comparison
|
|
|
|
is_equal (other: like Current): BOOLEAN
|
|
-- Is `other' attached to an object considered
|
|
-- equal to current object?
|
|
require
|
|
other_not_void: other /= Void
|
|
external
|
|
"built_in"
|
|
ensure
|
|
symmetric: Result implies other ~ Current
|
|
consistent: standard_is_equal (other) implies Result
|
|
end
|
|
|
|
frozen standard_is_equal (other: like Current): BOOLEAN
|
|
-- Is `other' attached to an object of the same type
|
|
-- as current object, and field-by-field identical to it?
|
|
require
|
|
other_not_void: other /= Void
|
|
external
|
|
"built_in"
|
|
ensure
|
|
same_type: Result implies same_type (other)
|
|
symmetric: Result implies other.standard_is_equal (Current)
|
|
end
|
|
|
|
frozen equal (a: detachable ANY; b: like a): BOOLEAN
|
|
-- Are `a' and `b' either both void or attached
|
|
-- to objects considered equal?
|
|
do
|
|
if a = Void then
|
|
Result := b = Void
|
|
else
|
|
Result := b /= Void and then
|
|
a.is_equal (b)
|
|
end
|
|
ensure
|
|
definition: Result = (a = Void and b = Void) or else
|
|
((a /= Void and b /= Void) and then
|
|
a.is_equal (b))
|
|
end
|
|
|
|
frozen standard_equal (a: detachable ANY; b: like a): BOOLEAN
|
|
-- Are `a' and `b' either both void or attached to
|
|
-- field-by-field identical objects of the same type?
|
|
-- Always uses default object comparison criterion.
|
|
do
|
|
if a = Void then
|
|
Result := b = Void
|
|
else
|
|
Result := b /= Void and then
|
|
a.standard_is_equal (b)
|
|
end
|
|
ensure
|
|
definition: Result = (a = Void and b = Void) or else
|
|
((a /= Void and b /= Void) and then
|
|
a.standard_is_equal (b))
|
|
end
|
|
|
|
frozen is_deep_equal (other: like Current): BOOLEAN
|
|
-- Are `Current' and `other' attached to isomorphic object structures?
|
|
require
|
|
other_not_void: other /= Void
|
|
external
|
|
"built_in"
|
|
ensure
|
|
shallow_implies_deep: standard_is_equal (other) implies Result
|
|
same_type: Result implies same_type (other)
|
|
symmetric: Result implies other.is_deep_equal (Current)
|
|
end
|
|
|
|
frozen deep_equal (a: detachable ANY; b: like a): BOOLEAN
|
|
-- Are `a' and `b' either both void
|
|
-- or attached to isomorphic object structures?
|
|
do
|
|
if a = Void then
|
|
Result := b = Void
|
|
else
|
|
Result := b /= Void and then a.is_deep_equal (b)
|
|
end
|
|
ensure
|
|
shallow_implies_deep: standard_equal (a, b) implies Result
|
|
both_or_none_void: (a = Void) implies (Result = (b = Void))
|
|
same_type: (Result and (a /= Void)) implies (b /= Void and then a.same_type (b))
|
|
symmetric: Result implies deep_equal (b, a)
|
|
end
|
|
|
|
feature -- Duplication
|
|
|
|
frozen twin: like Current
|
|
-- New object equal to `Current'
|
|
-- `twin' calls `copy'; to change copying/twinning semantics, redefine `copy'.
|
|
external
|
|
"built_in"
|
|
ensure
|
|
twin_not_void: Result /= Void
|
|
is_equal: Result ~ Current
|
|
end
|
|
|
|
copy (other: like Current)
|
|
-- Update current object using fields of object attached
|
|
-- to `other', so as to yield equal objects.
|
|
require
|
|
other_not_void: other /= Void
|
|
type_identity: same_type (other)
|
|
external
|
|
"built_in"
|
|
ensure
|
|
is_equal: Current ~ other
|
|
end
|
|
|
|
frozen standard_copy (other: like Current)
|
|
-- Copy every field of `other' onto corresponding field
|
|
-- of current object.
|
|
require
|
|
other_not_void: other /= Void
|
|
type_identity: same_type (other)
|
|
external
|
|
"built_in"
|
|
ensure
|
|
is_standard_equal: standard_is_equal (other)
|
|
end
|
|
|
|
frozen clone (other: detachable ANY): like other
|
|
-- Void if `other' is void; otherwise new object
|
|
-- equal to `other'
|
|
--
|
|
-- For non-void `other', `clone' calls `copy';
|
|
-- to change copying/cloning semantics, redefine `copy'.
|
|
obsolete
|
|
"Use `twin' instead."
|
|
do
|
|
if other /= Void then
|
|
Result := other.twin
|
|
end
|
|
ensure
|
|
equal: Result ~ other
|
|
end
|
|
|
|
frozen standard_clone (other: detachable ANY): like other
|
|
-- Void if `other' is void; otherwise new object
|
|
-- field-by-field identical to `other'.
|
|
-- Always uses default copying semantics.
|
|
obsolete
|
|
"Use `standard_twin' instead."
|
|
do
|
|
if other /= Void then
|
|
Result := other.standard_twin
|
|
end
|
|
ensure
|
|
equal: standard_equal (Result, other)
|
|
end
|
|
|
|
frozen standard_twin: like Current
|
|
-- New object field-by-field identical to `other'.
|
|
-- Always uses default copying semantics.
|
|
external
|
|
"built_in"
|
|
ensure
|
|
standard_twin_not_void: Result /= Void
|
|
equal: standard_equal (Result, Current)
|
|
end
|
|
|
|
frozen deep_twin: like Current
|
|
-- New object structure recursively duplicated from Current.
|
|
external
|
|
"built_in"
|
|
ensure
|
|
deep_twin_not_void: Result /= Void
|
|
deep_equal: deep_equal (Current, Result)
|
|
end
|
|
|
|
frozen deep_clone (other: detachable ANY): like other
|
|
-- Void if `other' is void: otherwise, new object structure
|
|
-- recursively duplicated from the one attached to `other'
|
|
obsolete
|
|
"Use `deep_twin' instead."
|
|
do
|
|
if other /= Void then
|
|
Result := other.deep_twin
|
|
end
|
|
ensure
|
|
deep_equal: deep_equal (other, Result)
|
|
end
|
|
|
|
frozen deep_copy (other: like Current)
|
|
-- Effect equivalent to that of:
|
|
-- `copy' (`other' . `deep_twin')
|
|
require
|
|
other_not_void: other /= Void
|
|
do
|
|
copy (other.deep_twin)
|
|
ensure
|
|
deep_equal: deep_equal (Current, other)
|
|
end
|
|
|
|
feature {NONE} -- Retrieval
|
|
|
|
frozen internal_correct_mismatch
|
|
-- Called from runtime to perform a proper dynamic dispatch on `correct_mismatch'
|
|
-- from MISMATCH_CORRECTOR.
|
|
local
|
|
l_msg: STRING
|
|
l_exc: EXCEPTIONS
|
|
do
|
|
if attached {MISMATCH_CORRECTOR} Current as l_corrector then
|
|
l_corrector.correct_mismatch
|
|
else
|
|
create l_msg.make_from_string ("Mismatch: ")
|
|
create l_exc
|
|
l_msg.append (generating_type.name)
|
|
l_exc.raise_retrieval_exception (l_msg)
|
|
end
|
|
end
|
|
|
|
feature -- Output
|
|
|
|
io: STD_FILES
|
|
-- Handle to standard file setup
|
|
once
|
|
create Result
|
|
Result.set_output_default
|
|
ensure
|
|
io_not_void: Result /= Void
|
|
end
|
|
|
|
out: STRING
|
|
-- New string containing terse printable representation
|
|
-- of current object
|
|
do
|
|
Result := tagged_out
|
|
ensure
|
|
out_not_void: Result /= Void
|
|
end
|
|
|
|
frozen tagged_out: STRING
|
|
-- New string containing terse printable representation
|
|
-- of current object
|
|
external
|
|
"built_in"
|
|
ensure
|
|
tagged_out_not_void: Result /= Void
|
|
end
|
|
|
|
print (o: detachable ANY)
|
|
-- Write terse external representation of `o'
|
|
-- on standard output.
|
|
do
|
|
if o /= Void then
|
|
io.put_string (o.out)
|
|
end
|
|
end
|
|
|
|
feature -- Platform
|
|
|
|
Operating_environment: OPERATING_ENVIRONMENT
|
|
-- Objects available from the operating system
|
|
once
|
|
create Result
|
|
ensure
|
|
operating_environment_not_void: Result /= Void
|
|
end
|
|
|
|
feature {NONE} -- Initialization
|
|
|
|
default_create
|
|
-- Process instances of classes with no creation clause.
|
|
-- (Default: do nothing.)
|
|
do
|
|
end
|
|
|
|
feature -- Basic operations
|
|
|
|
default_rescue
|
|
-- Process exception for routines with no Rescue clause.
|
|
-- (Default: do nothing.)
|
|
do
|
|
end
|
|
|
|
frozen do_nothing
|
|
-- Execute a null action.
|
|
do
|
|
end
|
|
|
|
frozen default: detachable like Current
|
|
-- Default value of object's type
|
|
do
|
|
end
|
|
|
|
frozen default_pointer: POINTER
|
|
-- Default value of type `POINTER'
|
|
-- (Avoid the need to write `p'.`default' for
|
|
-- some `p' of type `POINTER'.)
|
|
do
|
|
ensure
|
|
-- Result = Result.default
|
|
end
|
|
|
|
frozen as_attached: attached like Current
|
|
-- Attached version of Current
|
|
-- (Can be used during transitional period to convert
|
|
-- non-void-safe classes to void-safe ones.)
|
|
do
|
|
Result := Current
|
|
end
|
|
|
|
invariant
|
|
reflexive_equality: standard_is_equal (Current)
|
|
reflexive_conformance: conforms_to (Current)
|
|
|
|
note
|
|
copyright: "Copyright (c) 1984-2012, Eiffel Software and others"
|
|
license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
|
|
source: "[
|
|
Eiffel Software
|
|
5949 Hollister Ave., Goleta, CA 93117 USA
|
|
Telephone 805-685-1006, Fax 805-685-6869
|
|
Website http://www.eiffel.com
|
|
Customer support http://support.eiffel.com
|
|
]"
|
|
|
|
end
|
|
|
|
</textarea></form>
|
|
<script>
|
|
var editor = CodeMirror.fromTextArea(document.getElementById("code"), {
|
|
mode: "text/x-eiffel",
|
|
indentUnit: 4,
|
|
lineNumbers: true,
|
|
theme: "neat"
|
|
});
|
|
</script>
|
|
|
|
<p><strong>MIME types defined:</strong> <code>text/x-eiffel</code>.</p>
|
|
|
|
<p> Created by <a href="https://github.com/ynh">YNH</a>.</p>
|
|
</article>
|